Added a Story on per capita emissions

[Leandro-vigna]

I added a Story-several visualizations together- into CW's public folder and included the GA4 GTM

[what-the-diff]

PR Summary

• Enhanced Visual Assets
  Several new files have been added to improve the visuals of different parts of the project. These include stylesheets (.css files) and icons (.svg files) to provide a better user interface and experience.

• Added Readme Files
  New README.txt files have been introduced in specific directories. These documents typically explain what the directory contains and how to use the data or feature provided in the respective section of the project.

• Improved Web Fonts
  This PR includes various new font files, enhancing the overall aesthetic of the project. The fonts added belong to the families 'FontAwesome' and 'SourceSansPro', offering a broader typographic variety and improving readability.

• Embedding Instructions
  A file named how_to_embed_me.txt has been added, offering clear guidelines on how to integrate or embed the visualization into other parts of the project or external systems.